Show that if A? = I, then |A| = ±1

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A: Using trigonometric property, it can be verified easily. Attached below is the detailed solution.

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A: The given equation is;  2.13x=1.

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A: Here to use implicit diffrentiation method for solving the problem

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A: Find the value of the integral ∫11+x3dx. Evaluate the integral as follows. ∫11+x3dx=∫3u21+udu…

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Q: find the derivative.

A: We know that , if Then, by Second Fundamental theorem of calculus, we have

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A: NOTE: As mentioned by the student, I am only attempting the d) part. We see that, The null…

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A: ∫acf(x)dx = ∫abf(x)dx + ∫bcf(x)dx

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